package cn.edu.ecut.se2024.Servlet;

import java.io.IOException;
import java.util.List;

import javax.servlet.ServletException;

import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import cn.edu.ecut.se2024.User.purchase;
import cn.edu.ecut.se2024.Service.service;
import cn.edu.ecut.se2024.Service.purchaseService;
import jakarta.servlet.annotation.WebServlet;

/**
 * Servlet implementation class QueryAllpurchaseServlet
 */
@WebServlet("/QueryAllpurchaseServlet")
public class QueryAllpurchaseServlet extends HttpServlet {
	private static final long serialVersionUID = 1L;
       
    /**
     * @see HttpServlet#HttpServlet()
     */
    public QueryAllpurchaseServlet() {
        super();
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		request.setCharacterEncoding("UTF-8");
		response.setHeader("Content-type","text/html;charset=UTF-8");//告知浏览器编译方式
		service s=new service();
		List<purchase> p=s.queryAllpurchase();
		request.setAttribute("students", p);
		request.getRequestDispatcher("index.jsp").forward(request, response);
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
	}

}